.login {
    padding: 12px;
    position: relative;
    &-pane {
        position: absolute;
        left: 0;
        right: 0;
        top: 0;
        bottom: 0;
        margin: auto;
        padding: 18px;
        &-margin {
            margin: 16px;
            text-align: center;
        }
    }
}